:root {
  --paper: #f6f5f1;
  --paper-soft: #faf8f4;
  --paper-raise: #ecebe6;
  --ink: #151716;
  --ink-muted: #4a4a46;
  --ink-dim: #8d918a;
  --line: #1a1a1a1a;
  --line-strong: #1a1a1a2b;
  --sky: #8fafc1;
  --sky-deep: #4f7f99;
  --sky-soft: #dce8ed;
  --sky-wash: #edf5f7;
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --hero-copy-opacity: 1;
  --hero-copy-y: 0px;
  --hero-orbit-opacity: 1;
  --hero-orbit-scale: 1;
  --hero-orbit-x: 0px;
  --hero-orbit-y: 0px;
  --hero-core-opacity: 1;
  --hero-detail-opacity: 1;
  --principles-title-opacity: 1;
  --principles-title-y: 0px;
  --principle-1-opacity: 1;
  --principle-1-y: 0px;
  --principle-2-opacity: 1;
  --principle-2-y: 0px;
  --principle-3-opacity: 1;
  --principle-3-y: 0px;
  --principles-bridge-opacity: 0;
  --principles-bridge-scale: 1;
  --principles-bridge-y: 0px;
  --ori-map-opacity: 1;
  --ori-map-scale: 1;
  --ori-copy-opacity: 1;
  --ori-copy-y: 0px;
  --directions-title-opacity: 1;
  --directions-title-y: 0px;
  --directions-row-opacity: 1;
  --directions-row-y: 0px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --mono: "SF Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
}

html.menu-open,
body.menu-open {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  background: var(--paper-soft);
  animation: page-veil 760ms var(--ease-out-expo) 80ms forwards;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--sky-deep);
  outline-offset: 4px;
}

p,
h1,
h2,
h3 {
  margin: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  padding: 0 72px;
  background: var(--paper);
  opacity: 0;
  animation: reveal-soft 640ms var(--ease-out-quart) 120ms forwards;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 34px;
  font-weight: 700;
}

.brand img {
  display: block;
  width: 148px;
  height: 32px;
  object-fit: contain;
  object-position: center center;
}

.brand small {
  display: inline-flex;
  align-items: center;
  height: 32px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 760;
  line-height: 32px;
  letter-spacing: 0;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  color: var(--ink);
}

.top-nav a {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0 8px;
  transition:
    background-color 180ms var(--ease-out-quart),
    color 180ms var(--ease-out-quart);
}

.top-nav a:hover,
.footer-column a:hover {
  color: var(--ink);
  background: var(--sky-wash);
}

.menu-toggle {
  display: none;
  border: 0;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition:
    transform 220ms var(--ease-out-quart),
    opacity 160ms var(--ease-out-quart),
    background-color 180ms var(--ease-out-quart);
}

.menu-scrim,
.mobile-menu-panel {
  display: none;
}

.hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 640px) 540px;
  align-items: center;
  justify-content: space-between;
  gap: 72px;
  padding: 48px 72px 84px;
}

.hero-stage {
  display: contents;
}

.hero-copy {
  display: grid;
  gap: 26px;
  min-width: 0;
  opacity: 0;
  animation: reveal-up 780ms var(--ease-out-expo) 260ms forwards;
}

.hero-mark {
  color: #090909;
  font-size: 22px;
  font-weight: 700;
}

.hero h1 {
  max-width: 12.5ch;
  color: #090909;
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.06;
  text-wrap: balance;
}

.hero h1 span {
  display: block;
}

.hero-body {
  max-width: 560px;
  color: var(--ink-muted);
  font-size: 21px;
  line-height: 1.45;
  text-wrap: pretty;
}

.home-actions,
.ori-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.home-actions a,
.ori-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--paper-soft);
  font-weight: 700;
  transition:
    background-color 180ms var(--ease-out-quart),
    border-color 180ms var(--ease-out-quart),
    color 180ms var(--ease-out-quart);
}

.home-actions .primary-action,
.ori-actions .launch {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.home-actions a:hover,
.ori-actions a:hover {
  background: var(--sky-wash);
  border-color: var(--sky);
  color: var(--ink);
}

.memory-orbit {
  width: min(540px, 100%);
  aspect-ratio: 1;
  justify-self: end;
  overflow: visible;
  opacity: 0;
  animation: reveal-soft 900ms var(--ease-out-expo) 360ms forwards;
}

.memory-haze {
  fill: var(--sky-soft);
  opacity: 0.72;
}

.memory-ring-stack,
.memory-nodes {
  transform-box: fill-box;
  transform-origin: center;
}

.memory-ring-stack {
  animation: orbit-drift 26s linear infinite;
}

.memory-outer,
.memory-inner,
.memory-arc,
.memory-lines path,
.memory-core-pulse {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.memory-outer {
  stroke: var(--sky);
  stroke-width: 24;
  stroke-linecap: round;
  stroke-dasharray: 760 320;
  opacity: 0.82;
  animation: orbit-dash 12s linear infinite;
}

.memory-inner {
  stroke: #bbd1dc;
  stroke-width: 1.4;
  opacity: 0.7;
}

.memory-arc {
  stroke: var(--sky-deep);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 72 260;
  opacity: 0.48;
  animation: signal-dash 9s linear infinite;
}

.memory-arc-b {
  animation-duration: 11s;
  animation-direction: reverse;
}

.memory-lines path {
  stroke: var(--sky);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 8 9;
  opacity: 0.78;
  animation: signal-dash 14s linear infinite;
}

.memory-lines,
.memory-nodes,
.memory-core {
  opacity: var(--hero-detail-opacity);
}

.memory-nodes {
  animation: orbit-counter-drift 26s linear infinite;
}

.node {
  fill: var(--sky-deep);
}

.node-c,
.node-d {
  fill: var(--ink);
}

.memory-core {
  fill: var(--ink);
  opacity: var(--hero-core-opacity);
}

.memory-core-pulse {
  stroke: var(--sky-deep);
  stroke-width: 1;
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  animation: core-pulse 5.6s var(--ease-out-quart) infinite;
}

.principles,
.directions {
  display: grid;
  gap: 46px;
  padding: 118px 72px;
}

.principles {
  position: relative;
  overflow: hidden;
}

.principles::before,
.principles::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -34vh;
  z-index: 0;
  width: min(940px, 150vw);
  aspect-ratio: 1;
  border-radius: 999px;
  pointer-events: none;
  opacity: var(--principles-bridge-opacity);
  transform: translate3d(-50%, var(--principles-bridge-y), 0) scale(var(--principles-bridge-scale));
  transform-origin: center;
  will-change: transform, opacity;
}

.principles::before {
  border: clamp(28px, 6vw, 58px) solid color-mix(in srgb, var(--sky) 44%, transparent);
}

.principles::after {
  width: min(680px, 118vw);
  top: -20vh;
  border: 1px solid color-mix(in srgb, var(--sky-deep) 24%, transparent);
}

.principles > * {
  position: relative;
  z-index: 1;
}

.section-heading {
  display: grid;
  gap: 14px;
  max-width: 760px;
}

.section-kicker {
  color: var(--sky-deep);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 650;
}

.section-heading h2,
.closing h2 {
  color: #090909;
  font-size: clamp(38px, 4.4vw, 56px);
  font-weight: 800;
  line-height: 1.08;
  text-wrap: balance;
}

.principle-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 36px;
}

.principle {
  display: grid;
  align-content: start;
  gap: 16px;
  min-height: 260px;
  padding-top: 24px;
  border-top: 1px solid #d7d5ce;
}

.principle span,
.direction span {
  color: var(--sky-deep);
  font-family: var(--mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.principle h3 {
  color: #090909;
  font-size: 29px;
  font-weight: 800;
  line-height: 1.1;
  text-wrap: balance;
}

.principle p {
  color: var(--ink-muted);
  font-size: 18px;
  line-height: 1.45;
  text-wrap: pretty;
}

.ori-system {
  background: #fbfbf8;
}

.ori-field {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 1040px;
  padding: 82px 24px 64px;
  overflow: hidden;
}

.ori-orbits {
  position: absolute;
  top: 4%;
  left: 50%;
  width: min(920px, 118vw);
  aspect-ratio: 1;
  transform: translateX(-50%);
  overflow: visible;
}

.ori-orbit {
  fill: none;
  stroke: #d7dade;
  stroke-width: 1.2;
  opacity: 0.54;
  vector-effect: non-scaling-stroke;
}

.orbit-b {
  opacity: 0.42;
}

.orbit-c {
  stroke: #b9bdc4;
  opacity: 0.78;
}

.ori-map {
  transform-box: fill-box;
  transform-origin: center;
  animation: ori-map-drift 32s linear infinite;
}

.ori-thread {
  fill: none;
  stroke: var(--sky);
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-dasharray: 14 18;
  opacity: 0.28;
  vector-effect: non-scaling-stroke;
  animation: signal-dash 15s linear infinite;
}

.thread-b {
  animation-duration: 18s;
  animation-direction: reverse;
}

.thread-c {
  animation-duration: 21s;
}

.ori-signal {
  fill: var(--sky-deep);
  opacity: 0.38;
  transform-box: fill-box;
  transform-origin: center;
  animation: signal-breathe 4.8s var(--ease-out-quart) infinite;
}

.signal-b {
  animation-delay: 1.2s;
}

.signal-c {
  animation-delay: 2.4s;
}

.ori-black-ring {
  fill: none;
  stroke: #030303;
  stroke-width: 34;
  opacity: 0.98;
  filter: drop-shadow(0 26px 26px #15171621);
  vector-effect: non-scaling-stroke;
  transform-box: fill-box;
  transform-origin: center;
  animation: black-ring-breathe 6s var(--ease-out-quart) infinite;
}

.ori-center-dot {
  fill: #eef0ee;
  transform-box: fill-box;
  transform-origin: center;
  animation: signal-breathe 5.6s var(--ease-out-quart) infinite;
}

.ori-copy {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 24px;
  max-width: 920px;
  margin-top: 640px;
  text-align: center;
}

.ori-pill {
  width: fit-content;
  padding: 8px 16px;
  border-radius: 999px;
  background: #dceafa;
  color: #111318;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 800;
}

.ori-copy h2 {
  color: #050505;
  font-size: clamp(48px, 6.4vw, 82px);
  font-weight: 800;
  line-height: 1.04;
  text-wrap: balance;
}

.ori-copy > p:not(.ori-pill) {
  max-width: 880px;
  color: #5a5c60;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.48;
  text-wrap: balance;
}

.ori-actions {
  justify-content: center;
  gap: 24px;
  margin-top: 26px;
}

.ori-actions a {
  min-height: 66px;
  padding: 0 32px;
  font-size: 22px;
}

.ori-actions .outline {
  border: 2px solid #191919;
  color: #191919;
  background: #fbfbf8;
}

.direction-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  min-height: 300px;
  border: 1px solid #d7d5ce;
  border-radius: 8px;
  background: var(--paper-raise);
  overflow: hidden;
}

.direction {
  display: grid;
  align-content: center;
  gap: 16px;
  padding: 34px 26px;
  border-right: 1px solid #d7d5ce;
  transition: background-color 180ms var(--ease-out-quart);
}

.direction:last-child {
  border-right: 0;
}

.direction:hover {
  background: var(--sky-wash);
}

.direction h3 {
  color: #090909;
  font-size: 25px;
  font-weight: 800;
  line-height: 1.12;
}

.direction p {
  color: var(--ink-muted);
  font-size: 19px;
  line-height: 1.35;
}

.closing {
  display: grid;
  justify-items: center;
  gap: 24px;
  padding: 70px 72px 90px;
  text-align: center;
}

.closing p:not(.section-kicker) {
  max-width: 760px;
  color: var(--ink-muted);
  font-size: 22px;
  line-height: 1.45;
  text-wrap: pretty;
}

.home-footer {
  display: grid;
  gap: 18px;
  min-height: 330px;
  padding: 36px 72px;
  background: #151716;
  color: var(--paper);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 56px;
  min-height: 150px;
}

.footer-brand {
  display: grid;
  align-content: start;
  gap: 14px;
  width: 360px;
}

.footer-brand h2 {
  font-size: 22px;
}

.footer-brand p {
  color: #b9bbb4;
  font-size: 15px;
  line-height: 1.35;
}

.footer-columns {
  display: flex;
  gap: 64px;
}

.footer-column {
  display: grid;
  align-content: start;
  gap: 9px;
  min-width: 110px;
}

.footer-column h3 {
  margin: 0 0 3px;
  color: var(--sky);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
}

.footer-column a {
  color: #e8e8e1;
  font-size: 14px;
  line-height: 1.45;
  border-radius: 6px;
  transition:
    background-color 180ms var(--ease-out-quart),
    color 180ms var(--ease-out-quart);
}

.footer-rule {
  height: 1px;
  background: #ffffff1f;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.5;
}

.beian {
  text-align: right;
}

@keyframes page-veil {
  0% {
    opacity: 1;
  }

  100% {
    opacity: 0;
  }
}

@keyframes reveal-up {
  0% {
    opacity: 0;
    transform: translateY(18px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes reveal-soft {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@keyframes orbit-drift {
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit-counter-drift {
  to {
    transform: rotate(-360deg);
  }
}

@keyframes orbit-dash {
  to {
    stroke-dashoffset: -1080;
  }
}

@keyframes signal-dash {
  to {
    stroke-dashoffset: -220;
  }
}

@keyframes core-pulse {
  0%,
  68%,
  100% {
    opacity: 0;
    transform: scale(0.78);
    transform-origin: 280px 310px;
  }

  24% {
    opacity: 0.2;
    transform: scale(1.06);
    transform-origin: 280px 310px;
  }
}

@keyframes ori-map-drift {
  to {
    transform: rotate(-360deg);
  }
}

@keyframes signal-breathe {
  0%,
  100% {
    opacity: 0.34;
    transform: scale(0.96);
  }

  50% {
    opacity: 0.72;
    transform: scale(1.08);
  }
}

@keyframes black-ring-breathe {
  0%,
  100% {
    transform: scale(0.985);
  }

  50% {
    transform: scale(1.015);
  }
}

.motion-ready .hero {
  position: relative;
  display: block;
  min-height: 292vh;
  padding: 0 72px;
  overflow: clip;
}

.motion-ready .hero-stage {
  position: sticky;
  top: 84px;
  display: grid;
  grid-template-columns: minmax(0, 640px) minmax(360px, 540px);
  align-items: center;
  justify-content: space-between;
  gap: 72px;
  min-height: calc(100vh - 84px);
  padding: 48px 0 84px;
}

.motion-ready .hero-copy {
  animation: none;
  opacity: var(--hero-copy-opacity);
  transform: translate3d(0, var(--hero-copy-y), 0);
}

.motion-ready .memory-orbit {
  animation: none;
  opacity: var(--hero-orbit-opacity);
  transform: translate3d(var(--hero-orbit-x), var(--hero-orbit-y), 0) scale(var(--hero-orbit-scale));
  transform-origin: center;
  will-change: transform, opacity;
}

.motion-ready .principles {
  position: relative;
  min-height: 250vh;
  align-content: start;
  padding-top: 0;
  padding-bottom: 0;
  overflow: clip;
}

.motion-ready .principles .section-heading {
  position: sticky;
  top: 16vh;
  opacity: var(--principles-title-opacity);
  transform: translate3d(0, var(--principles-title-y), 0);
  will-change: transform, opacity;
}

.motion-ready .principle-row {
  position: sticky;
  top: 46vh;
}

.motion-ready .principle {
  will-change: transform, opacity;
}

.motion-ready .principle:nth-child(1) {
  opacity: var(--principle-1-opacity);
  transform: translate3d(0, var(--principle-1-y), 0);
}

.motion-ready .principle:nth-child(2) {
  opacity: var(--principle-2-opacity);
  transform: translate3d(0, var(--principle-2-y), 0);
}

.motion-ready .principle:nth-child(3) {
  opacity: var(--principle-3-opacity);
  transform: translate3d(0, var(--principle-3-y), 0);
}

.motion-ready .ori-system {
  position: relative;
  min-height: 252vh;
  overflow: clip;
}

.motion-ready .ori-field {
  position: sticky;
  top: 0;
  min-height: 100vh;
  height: 100vh;
  padding: 0 24px;
}

.motion-ready .ori-orbits {
  top: 50%;
  opacity: var(--ori-map-opacity);
  transform: translate(-50%, -48%) scale(var(--ori-map-scale));
  transform-origin: center;
  will-change: transform, opacity;
}

.motion-ready .ori-black-ring {
  opacity: var(--ori-ring-opacity, 1);
}

.motion-ready .ori-copy {
  margin-top: min(56vh, 600px);
  opacity: var(--ori-copy-opacity);
  transform: translate3d(0, var(--ori-copy-y), 0);
  will-change: transform, opacity;
}

.motion-ready .directions {
  position: relative;
  min-height: 170vh;
  align-content: start;
  overflow: clip;
}

.motion-ready .directions .section-heading {
  opacity: var(--directions-title-opacity);
  transform: translate3d(0, var(--directions-title-y), 0);
  will-change: transform, opacity;
}

.motion-ready .direction-row {
  opacity: var(--directions-row-opacity);
  transform: translate3d(0, var(--directions-row-y), 0);
  will-change: transform, opacity;
}

.motion-ready .closing {
  opacity: var(--closing-opacity, 1);
  transform: translate3d(0, var(--closing-y, 0px), 0);
  will-change: transform, opacity;
}

@media (max-width: 900px) {
  .site-header,
  .hero,
  .principles,
  .directions,
  .closing,
  .home-footer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .site-header {
    position: sticky;
    z-index: 130;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    min-height: 54px;
    padding-top: 6px;
    padding-bottom: 6px;
    gap: 6px 10px;
    border-bottom: 1px solid var(--line);
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 26px;
  }

  .brand img {
    display: block;
    flex: 0 0 auto;
    align-self: center;
    width: 128px;
    height: 26px;
    transform: translateY(1.5px);
  }

  .brand small {
    display: inline-flex;
    align-items: center;
    align-self: center;
    height: 26px;
    font-size: 13px;
    line-height: 1;
    font-weight: 540;
  }

  body.menu-open .site-header {
    background: transparent;
    border-bottom-color: transparent;
  }

  .menu-toggle {
    display: inline-grid;
    place-items: center;
    align-self: center;
    gap: 1px;
    position: relative;
    z-index: 140;
    width: 22px;
    height: 22px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    transition:
      color 180ms var(--ease-out-quart);
  }

  .menu-toggle span {
    width: 15px;
    height: 1.5px;
  }

  .menu-toggle:hover {
    background: transparent;
  }

  .menu-toggle[aria-expanded="true"] {
    background: transparent;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(2.5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-2.5px) rotate(-45deg);
  }

  .top-nav {
    display: none;
  }

  .top-nav a {
    min-height: 42px;
    padding: 0 10px;
    border-radius: 8px;
  }

  .menu-scrim,
  .mobile-menu-panel {
    display: block;
  }

  .menu-scrim {
    position: fixed;
    inset: 0;
    z-index: 80;
    pointer-events: none;
    background: color-mix(in srgb, var(--ink) 38%, transparent);
    opacity: 0;
    backdrop-filter: blur(0);
    transition:
      opacity 420ms var(--ease-out-expo),
      backdrop-filter 520ms var(--ease-out-expo);
  }

  .menu-scrim[data-open="true"] {
    pointer-events: auto;
    opacity: 1;
    backdrop-filter: blur(16px);
  }

  .mobile-menu-panel {
    position: fixed;
    inset: 0;
    z-index: 110;
    min-height: 100svh;
    padding: 142px 20px 46px;
    border-radius: 0 0 32px 32px;
    background: color-mix(in srgb, var(--paper-soft) 88%, transparent);
    box-shadow: 0 28px 80px #15171636;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate3d(0, -9vh, 0) scale(0.985);
    transform-origin: top center;
    backdrop-filter: blur(22px) saturate(1.08);
    transition:
      opacity 420ms var(--ease-out-expo),
      visibility 420ms var(--ease-out-expo),
      transform 620ms var(--ease-out-expo),
      border-radius 620ms var(--ease-out-expo);
  }

  .mobile-menu-panel[data-open="true"] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate3d(0, 0, 0) scale(1);
    border-radius: 0 0 26px 26px;
  }

  .mobile-menu-nav {
    display: grid;
    gap: clamp(26px, 5.2vh, 54px);
  }

  .mobile-menu-nav a {
    width: fit-content;
    color: var(--ink);
    font-size: clamp(58px, 17vw, 92px);
    font-weight: 850;
    line-height: 0.92;
    letter-spacing: 0;
    opacity: 0;
    transform: translate3d(0, 34px, 0);
    transition:
      opacity 460ms var(--ease-out-expo),
      transform 620ms var(--ease-out-expo),
      color 180ms var(--ease-out-quart);
  }

  .mobile-menu-nav a:hover {
    color: var(--sky-deep);
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-nav a {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-nav a:nth-child(1) {
    transition-delay: 70ms;
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-nav a:nth-child(2) {
    transition-delay: 120ms;
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-nav a:nth-child(3) {
    transition-delay: 170ms;
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-nav a:nth-child(4) {
    transition-delay: 220ms;
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-nav a:nth-child(5) {
    transition-delay: 270ms;
  }

  .mobile-menu-foot {
    position: absolute;
    left: 20px;
    right: 20px;
    bottom: 38px;
    display: flex;
    justify-content: space-between;
    gap: 18px;
    color: var(--ink-muted);
    font-size: 13px;
    opacity: 0;
    transform: translate3d(0, 16px, 0);
    transition:
      opacity 420ms var(--ease-out-expo),
      transform 560ms var(--ease-out-expo);
  }

  .mobile-menu-panel[data-open="true"] .mobile-menu-foot {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 300ms;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 38px;
    padding-top: 38px;
    padding-bottom: 72px;
  }

  .hero h1 {
    max-width: 12ch;
    font-size: clamp(38px, 12vw, 50px);
  }

  .hero-body {
    font-size: 18px;
  }

  .memory-orbit {
    width: min(100%, 340px);
    justify-self: center;
  }

  .principles,
  .directions {
    gap: 34px;
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .principle-row,
  .direction-row {
    grid-template-columns: 1fr;
  }

  .principle {
    min-height: auto;
  }

  .direction {
    min-height: 170px;
    border-right: 0;
    border-bottom: 1px solid #d7d5ce;
  }

  .direction:last-child {
    border-bottom: 0;
  }

  .ori-field {
    min-height: 760px;
    padding-top: 38px;
  }

  .ori-orbits {
    top: 6%;
    width: min(640px, 132vw);
  }

  .ori-copy {
    margin-top: 470px;
    gap: 18px;
  }

  .ori-copy h2 {
    font-size: clamp(38px, 12vw, 54px);
  }

  .ori-copy > p:not(.ori-pill) {
    font-size: 18px;
  }

  .ori-actions {
    width: 100%;
    gap: 12px;
  }

  .ori-actions a {
    width: min(100%, 310px);
    min-height: 56px;
    font-size: 17px;
  }

  .footer-top,
  .footer-columns,
  .footer-bottom {
    flex-direction: column;
  }

  .footer-columns {
    gap: 24px;
  }

  .footer-brand {
    width: min(100%, 360px);
  }

  .beian {
    text-align: left;
  }

  .motion-ready .hero {
    min-height: 278vh;
    padding-left: 20px;
    padding-right: 20px;
  }

  .motion-ready .hero-stage {
    top: 88px;
    grid-template-columns: 1fr;
    align-content: start;
    min-height: calc(100svh - 88px);
    padding-top: 34px;
    padding-bottom: 48px;
    overflow: clip;
  }

  .motion-ready .memory-orbit {
    width: min(92vw, 380px);
  }

  .motion-ready .principles {
    min-height: 252vh;
  }

  .motion-ready .principles .section-heading {
    top: 15vh;
  }

  .motion-ready .principle-row {
    top: 39vh;
    gap: 0;
  }

  .motion-ready .ori-system {
    min-height: 240vh;
  }

  .motion-ready .ori-field {
    min-height: 100svh;
    height: 100svh;
  }

  .motion-ready .ori-orbits {
    top: 37%;
    width: min(720px, 155vw);
  }

  .motion-ready .ori-copy {
    margin-top: min(45vh, 420px);
  }

  .motion-ready .directions {
    min-height: 158vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .motion-ready .hero,
  .motion-ready .principles,
  .motion-ready .ori-system,
  .motion-ready .directions {
    min-height: auto;
    overflow: visible;
  }

  .motion-ready .hero {
    display: grid;
    grid-template-columns: minmax(0, 640px) 540px;
    align-items: center;
    justify-content: space-between;
    gap: 72px;
    padding: 48px 72px 84px;
  }

  .motion-ready .hero-stage,
  .motion-ready .principles .section-heading,
  .motion-ready .principle-row,
  .motion-ready .ori-field {
    position: static;
    min-height: auto;
    height: auto;
  }

  .motion-ready .hero-stage {
    display: contents;
  }

  .motion-ready .hero-copy,
  .motion-ready .memory-orbit,
  .motion-ready .principles .section-heading,
  .motion-ready .principle,
  .motion-ready .ori-orbits,
  .motion-ready .ori-copy,
  .motion-ready .directions .section-heading,
  .motion-ready .direction-row,
  .motion-ready .closing {
    opacity: 1 !important;
    transform: none !important;
  }
}